Multifunctional Power Circuit Probe Tester DC Voltage 12V to 40V, 20FT Extension Wire, Grounding Testing, Component Activation, Short Circuit Positioning, Continuity Testing

Versatile Testing Tool: This multifunctional power circuit probe tester is a must-have for any DIY enthusiast or professional electrician. It offers a wide range of features including DC voltage testing, grounding testing, component activation, short circuit positioning, and continuity testing
Wide DC Voltage Range: With support for DC voltage ranging from 12V to 40V, this circuit tester is suitable for various applications, from automotive troubleshooting to household electrical repairs. It provides accurate readings and helps identify voltage issues with ease
Extended Reach: The 20FT long extension wire allows you to conveniently access hard-to-reach areas without any limitations. No more struggling with short cables or restricted movement while conducting tests. Experience enhanced flexibility and efficiency in your electrical diagnostic tasks
Fuel Injector Detection: With the fuel injector detection function, this tester enables you to diagnose fuel delivery issues accurately. Whether you're working on automotive engines or other fuel-injected systems, this feature helps identify faulty injectors, ensuring optimal engine performance and fuel efficiency
Relay Detection: The relay detection function empowers you to locate and diagnose problems in electrical relays quickly. By activating and testing relays, you can determine if they are functioning properly or if they require replacement. This feature saves you time and effort by pinpointing relay-related issues effectively

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